How to open all doors in GMod
With sv_cheats 1 on, type ent_fire prop_door_rotating open in the console to open every door of that type. Any entity input works the same way.
ent_fire
Sends an input to entities by name or class, such as opening doors or killing an entity; needs sv_cheats 1.
ent_fire <target> [input] [value] [delay] Examples
ent_fire prop_door_rotating open Open every rotating door.
ent_fire !picker kill Remove what you are looking at.
Arguments
targetRequired- Entity name or class, or !picker for what you are looking at.
inputOptional- Input to send, for example Open or Kill.
valueOptional- Parameter for the input.
delayOptional- Seconds to wait before firing.
What it does
Lets you trigger map logic by hand, for example opening every door or breaking a button. The optional value and delay are passed with the input.
The game's own description: Usage: ent_fire <target> [action] [value] [delay]
Run it on your server
On a SLASHPLAY server, type it in the Console tab of the server page; the reply shows right under it. A value set there lasts until the server restarts. To keep it, add the line to garrysmod/cfg/server.cfg. New to this? Start a GMod server first.
Your own
GMod server.
From $0.03 an hour, only while it runs. New accounts get 6 free tokens.